The OverDrive Project Gutenberg collection includes more than 15,000 public domain ePUB titles, which citizens can download and check out through their local libraries. So far, this collection is available in more than 125 ‘Virtual Branch’ websites.

OverDrive’s blog has more: “That’s great news for all libraries with these free EPUB eBooks because each download can count as a circulation for your library, even though no authentication is needed to access these ‘always available’ titles.”